The TLE4954C E4807 is a differential Hall-effect sensor designed and manufactured by Infineon Technologies. This sensor is primarily used for wheel speed sensing in automotive applications, providing accurate and reliable speed information to electronic control units (ECUs) for functions like Anti-lock Braking Systems (ABS), Traction Control Systems (TCS), and Electronic Stability Programs (ESP).

Applications:

• Automotive Wheel Speed Sensing (ABS, TCS, ESP)
• Gear Tooth Sensing
• Position Detection
• Revolution Counting
• Brushless DC Motor Control

Features:

• Differential Hall-effect sensor principle
• High sensitivity
• Wide operating temperature range
• Short-circuit protection
• Reverse polarity protection
• Digital output signal
• Optimized for high air gap applications
• RoHS compliant

Benefits:

• Accurate Speed Measurement: Provides precise wheel speed information for reliable ABS, TCS, and ESP functionality.
• Robust Performance: Resistant to magnetic interference and environmental factors, ensuring reliable operation in harsh automotive environments.
• Wide Operating Range: Operates reliably over a wide temperature range, suitable for automotive applications.
• Easy Integration: Digital output signal simplifies integration with ECUs.
• Protection Features: Built-in short-circuit and reverse polarity protection enhance system reliability.
• High Air Gap Capability: Allows for greater sensor-to-target distance, simplifying installation and reducing mechanical tolerances.

The TLE4954C E4807 sensor offers a robust and accurate solution for wheel speed sensing and other rotational speed or position detection applications, making it a crucial component in modern automotive safety systems.

Technical Specifications:

Sensor Type: Differential Hall-effect

Supply Voltage: 4.5 V to 18 V

Output Type: Digital (Open Drain)

Operating Temperature Range: -40°C to +150°C

Air Gap: Optimized for high air gap applications (consult datasheet for specific values)

Protection: Short-circuit, Reverse Polarity

Package: PG-SSO-4